going to soon buy a pair of trick flow twisted wedge heads what do i need for the swap besides the gaskits the engine has 150000mi and i just want to buy the bare minimum now to get the car running now and when income tax is here then buy the cam intake etc i just want to get the parts that will get me back on the road and also does anybody have any idea of what kind of increse in HP & TQ i can expect thanks for any help.